US2436637A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic counter device
Assignee: General Electric Co
•
Filing: 1945-02-01
•
Granted: 1948-02-24
•
Expires: 1965-02-01
Abstract
No abstract record available.
Inventors
- 👤 Emerson G Downie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:14
CPC Classifications
G; G01; G01P; G01P3/00; G01P3/42; G01P3/44; G01P3/48; G01P3/481; G01P3/486; Y; Y10; Y10S; Y10S206/00; Y10S206/818
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2122464A
Cited
US2078792A
Cited
US1995890A
Cited
US2113011A
Cited
US2309560A
Cited
US2392632A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-02-23 | 1951-08-25 | 1952-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-02-23 | 1955-08-25 | 1956-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-02-23 | 1959-08-25 | 1960-02-24 | $7700.00 | Window Closed / Lapsed |